These Cables are meant for bi-directional communications protocol used for communications among field devices and to the control system. Installed in many process applications such as refining, petrochemicals, power generation, even in food & beverage, pharmaceuticals and nuclear applications.
- Construction
- Voltage Grade : 300 V/600 V
- Conductor : Plain/Tinned Annealed Copper (up to 120 Deg.C)
Silver Plated Annealed Copper (up to 200 Deg. C)
Nickel Plated Annealed Copper (up to 260 Deg. C) - Range : 22AWG/18AWG/16AWG/14AWG
- Insulation : Solid Polyethylene/XLPE/PFA tor temp. >150 Deg. C
- Screening : Individual and/or overall with following options
-Aluminum Mylar/Copper Tape with Tinned Copper Drain Wire or
– Braided with Bare or Tinned or Nickel Plated or Silver Plated Copper - Inner Sheath : PVC/HR PVC/FR PVC/FRLS PVC/ZHFR/LSF/FEP/PFA
- Armouring : Round Galvanized Steel Wire/Flat Strip/Steel Wire Braid
- Outer Sheath : PVC/HR PVC/FR PVC/FRLS PVC/ZHFR/LSF/FEP/PFA with PI Jacket or with strip for easy identification and Blue jacket a Intrinsically Safe applications.
- Standards : Cable specification Foundation Fieldbus FF-844 H1.
Cable design based on EN 50288-7/BS-5308 Part 1, IEC 60332
Electrical properties: FF-844 H1 and IEC 61158-2, Type A - Our FF Cable Features :
Excellent Electrical Charateristics
Low Capacitance (for long runs)
RoHs compliant and CE marked
Technical Data
Cable Type ——————————–>
Trunk
Spur
Conductor Resistance
@ 20 Deg C Ohms/Km
@ 20 Deg C Ohms/Km
Minimum Conductor Size Sq mm
18 AWG
22 AWG
Maximum Resistance
23.5
59.4
Capacitance nf/Km
Between Conductors
Less Than 150 nf/Km
Between Conductors & Screen
Less Than 400 nf/Km
Inductance mH/Km
Less than 1.0
Insulation Resistance @20 Deg C M Ohm-Km
More Than 5000
Characteristic impedance
100 Ω±20%
Wave Attenuation @ 39 KHz:
< 3 dB/km
Capacitive unbalance to shield
≤ 4 nF/km
Temperature range
-30°C to + 90°C